Solve using Cramer's rule.2x + 3y = 232x - 3y = 5
A. (7, 3)
B. (-3, 7)
C. (-7, -3)
D. (3, 7)
Answer: A
Mathematics
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Choose the equation that matches the graph.
A. 16x2 - 9y2 = 144 B. 9x2 + 16y2 = 144 C. 9x2 - 16y2 = 144 D. 16x2 + 9y2 = 144
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Provide an appropriate response.84 is 42% of what number?
A. 50 B. 0.5 C. 200 D. 2000
Mathematics
Find the sum.
A. 34.35 B. 23.15 C. 28.15 D. 26.85
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Find the partial derivative.Let z = g(x,y) = 5x + 9x2y2 - 8y2. Find 
.
A. 5 + 18xy2 B. 18x2y - 16y C. 18xy2 - 16y D. 5 + 18x2y
Mathematics